Carabiner



FIG. 1 is a front perspective view of a carabiner;

FIG. 2 is an additional front perspective view thereof;

FIG. 3 is a first side view thereof;

FIG. 4 is a second side view thereof, opposite the view of FIG. 3;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof, opposite the view of FIG. 5;

FIG. 7 is a third side view thereof; and,

FIG. 8 a fourth side view thereof, opposite the view of FIG. 7.

The dashed broken lines are included for the purpose of illustrating environment of the design only, and form no part of the claimed design. 

CLAIM The ornamental design for a carabiner, as shown and described. 